<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0">
		<title></title>
		<link rel="stylesheet" href="./Bootstrap4.6.1/css/bootstrap.css">
		<!-- 先引入jquery文件，再引入bootstrap文件 -->
		<script src="./Bootstrap4.6.1/js/jquery.js"></script>
		<script src="./Bootstrap4.6.1/js/bootstrap.bundle.js"></script>
		<style>
			div{
				outline: 1px red solid;
				margin: 0.5rem;
			}
			.row{
				height: 5rem;
			}
			.row > div{
				height: 1rem;
			}
		</style>
	</head>
	<body>
		<div class="container">
			<div class="row justify-content-center align-items-lg-start">
				<div class="col-2">001</div>
				<div class="col-2">002</div>
				<div class="col-2">003</div>
			</div>
			<div class="row justify-content-end align-items-lg-center">
				<div class="col-2">001</div>
				<div class="col-2">002</div>
				<div class="col-2">003</div>
			</div>
			<div class="row justify-content-between align-content-end">
				<div class="col-2">001</div>
				<div class="col-2">002</div>
				<div class="col-2">003</div>
			</div>
			<div class="row justify-content-around">
				<div class="col-2">001</div>
				<div class="col-2">002</div>
				<div class="col-2">003</div>
			</div>
		</div>
		<div class="row">
			<div class="col-3">
				<img class="w-100" src="./img/2.jpg" alt="">
			</div>
			<div class="col-3">
				<img class="w-100" src="./img/2.jpg" alt="">
			</div>
			<div class="col-3">
				<img class="w-100" src="./img/2.jpg" alt="">
			</div>
			<div class="col-3">
				<img class="w-100" src="./img/2.jpg" alt="">
			</div>
		</div>
	</body>
</html>